Home / 2,873,046.30-4,309,569.45-1,273,911.90

Finding the Fourth Proportional to 2,873,046.30, 4,309,569.45 and 1,273,911.90

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Solution

The fourth proportional to 2,873,046.30, 4,309,569.45 and 1,273,911.90 is: 1,910,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,046.30 : 4,309,569.45 = 1,273,911.90 : x
  2. Step 2: Convert to fraction form
    2,873,046.30/4,309,569.45 = 1,273,911.90/x
  3. Step 3: Cross multiply
    2,873,046.30x = 4,309,569.45 × 1,273,911.90
  4. Step 4: Simplify right side
    2,873,046.30x = 5,490,011,806,231.46
  5. Step 5: Solve for x
    x = 5,490,011,806,231.46/2,873,046.30
  6. Step 6: Final answer
    x = 1,910,867.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.